EP3236652A4 - Endoscope and endoscope system - Google Patents

Endoscope and endoscope system Download PDF

Info

Publication number
EP3236652A4
EP3236652A4 EP15869612.0A EP15869612A EP3236652A4 EP 3236652 A4 EP3236652 A4 EP 3236652A4 EP 15869612 A EP15869612 A EP 15869612A EP 3236652 A4 EP3236652 A4 EP 3236652A4
Authority
EP
European Patent Office
Prior art keywords
endoscope
endoscope system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15869612.0A
Other languages
German (de)
French (fr)
Other versions
EP3236652A1 (en
Inventor
Hidetoshi Shin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Olympus Corp
Original Assignee
Olympus Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Olympus Corp filed Critical Olympus Corp
Publication of EP3236652A1 publication Critical patent/EP3236652A1/en
Publication of EP3236652A4 publication Critical patent/EP3236652A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/045—Control thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
    • A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
    • A61B1/000095—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope for image enhancement
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/044—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances for absorption imaging
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports
    • G02B23/2484—Arrangements in relation to a camera or imaging device
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/63—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/63—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current
    • H04N25/633—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current by using optical black pixels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • H04N25/673—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction by using reference sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • H04N25/677—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction for reducing the column or line fixed pattern noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Endoscopes (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Studio Devices (AREA)
EP15869612.0A 2014-12-19 2015-09-09 Endoscope and endoscope system Withdrawn EP3236652A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014256941 2014-12-19
PCT/JP2015/075634 WO2016098404A1 (en) 2014-12-19 2015-09-09 Endoscope and endoscope system

Publications (2)

Publication Number Publication Date
EP3236652A1 EP3236652A1 (en) 2017-10-25
EP3236652A4 true EP3236652A4 (en) 2018-07-11

Family

ID=56126306

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15869612.0A Withdrawn EP3236652A4 (en) 2014-12-19 2015-09-09 Endoscope and endoscope system

Country Status (5)

Country Link
US (1) US10638068B2 (en)
EP (1) EP3236652A4 (en)
JP (1) JP6064097B2 (en)
CN (1) CN107079119B (en)
WO (1) WO2016098404A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI672952B (en) * 2014-03-06 2019-09-21 日商新力股份有限公司 Image pickup device, control method, and image pickup apparatus
TWI597042B (en) * 2016-06-29 2017-09-01 Endoscopic with distance measuring function and distance measuring method
JP6832250B2 (en) * 2017-07-18 2021-02-24 オリンパス株式会社 Endoscope, controller, correction method and program

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060176519A1 (en) * 2005-02-10 2006-08-10 Matsushita Electric Industrial Co., Ltd. Black out correction device
US20070019085A1 (en) * 2005-07-21 2007-01-25 Micron Technology, Inc. Method and apparatus providing imager noise reduction using parallel input arithmetic mean modules
JP2008206003A (en) * 2007-02-22 2008-09-04 Fujitsu Ltd Solid-state imaging device
US8462235B2 (en) * 2009-11-30 2013-06-11 Stmicroelectronics (Research & Development) Limited Method and system for X-droop correction in solid state image sensor
US20140139643A1 (en) * 2009-06-03 2014-05-22 Flir Systems, Inc. Imager with array of multiple infrared imaging modules
US20140320618A1 (en) * 2013-01-23 2014-10-30 Olympus Medical Systems Corp. Imaging device, endoscope system and method of eliminating noise

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000069324A1 (en) * 1999-05-18 2000-11-23 Olympus Optical Co., Ltd. Endoscope
US7750955B2 (en) 2004-08-31 2010-07-06 Canon Kabushiki Kaisha Image signal processing apparatus, image signal processing method and camera using the image signal processing apparatus
JP4719442B2 (en) * 2004-08-31 2011-07-06 キヤノン株式会社 Image signal processing circuit, camera, and image signal processing method
JP5276423B2 (en) * 2008-12-04 2013-08-28 キヤノン株式会社 Image shooting device
JP5489527B2 (en) * 2009-05-11 2014-05-14 キヤノン株式会社 Imaging apparatus and control method thereof
JP5455798B2 (en) 2009-07-16 2014-03-26 キヤノン株式会社 Image processing device
JP5229148B2 (en) * 2009-07-28 2013-07-03 ソニー株式会社 Imaging device, imaging apparatus, signal processing method, and program
JP2012085715A (en) * 2010-10-18 2012-05-10 Fujifilm Corp Endoscopic device
JP2012147163A (en) * 2011-01-11 2012-08-02 Olympus Corp Solid state image sensor
JP5447430B2 (en) * 2011-04-27 2014-03-19 株式会社ニコン Imaging device
JP5901188B2 (en) * 2011-09-12 2016-04-06 キヤノン株式会社 Imaging apparatus and image processing method
JP5800747B2 (en) * 2012-04-09 2015-10-28 オリンパス株式会社 Imaging device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060176519A1 (en) * 2005-02-10 2006-08-10 Matsushita Electric Industrial Co., Ltd. Black out correction device
US20070019085A1 (en) * 2005-07-21 2007-01-25 Micron Technology, Inc. Method and apparatus providing imager noise reduction using parallel input arithmetic mean modules
JP2008206003A (en) * 2007-02-22 2008-09-04 Fujitsu Ltd Solid-state imaging device
US20140139643A1 (en) * 2009-06-03 2014-05-22 Flir Systems, Inc. Imager with array of multiple infrared imaging modules
US8462235B2 (en) * 2009-11-30 2013-06-11 Stmicroelectronics (Research & Development) Limited Method and system for X-droop correction in solid state image sensor
US20140320618A1 (en) * 2013-01-23 2014-10-30 Olympus Medical Systems Corp. Imaging device, endoscope system and method of eliminating noise

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016098404A1 *

Also Published As

Publication number Publication date
US20170208268A1 (en) 2017-07-20
CN107079119A (en) 2017-08-18
JPWO2016098404A1 (en) 2017-04-27
US10638068B2 (en) 2020-04-28
JP6064097B2 (en) 2017-01-18
CN107079119B (en) 2020-03-06
WO2016098404A1 (en) 2016-06-23
EP3236652A1 (en) 2017-10-25

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